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Isolation index measures the degree to which people inhabit geographic units inhabited primarily by members of their own group. It is usually denoted by I. It is usually denoted by I. It varies from 0 to 1.0 and is defined as the proportion of own-group members in the unit of the average person.
Over time, the isolation by distance model reveals a decline in local isolation and a rise in short and long range migration and the Sandy population experienced an isolate breakdown over time. Distance plays a role in determining kinship, but becomes less significant over time as the measures of the fit of the model decline.
[1]: 189 A classic example of habitat isolation occurring in allopatry is that of host-specific cospeciation [1]: 189 such as in the pocket gophers and their host chewing lice [24] or in the fig wasp-fig tree relationship and the yucca-yucca moth relationship—examples of ecological speciation caused by pollinator isolation.
The Metropolitan Museum of Art's profile of the piece notes that Lobster Fishermen is similar to Paul Cézanne's painting series The Card Players. [2] Study for Lobster Fishermen, painted by Hartley in 1940. A study (produced in 1940) for Lobster Fishermen is also in the Met's collection. [4]
[5] [3]: 369 That is, if gene flow is not zero (if hybrids aren't completely unfit), selection cannot drive the fixation of alleles for prezygotic isolation. [28] For example: If population has the prezygotic isolating allele and the high fitness, post-zygotic alleles and ; and population has the prezygotic allele a and the high fitness, post ...
Composer Paul Hindemith may be considered both a New Objectivist and an expressionist, depending on the composition, throughout the 1920s; for example, his wind quintet Kleine Kammermusik Op. 24 No. 2 (1922) was designed as Gebrauchsmusik; one may compare his operas Sancta Susanna (part of an expressionist trilogy) and Neues vom Tage (a parody ...
The sexual isolation between Drosophila miranda and D. pseudoobscura, for example, is more or less pronounced according to the geographic origin of the flies being studied. Flies from regions where the distribution of the species is superimposed show a greater sexual isolation than exists between populations originating in distant regions.
The topographic isolation of a summit is the minimum horizontal distance to a point of equal elevation, representing a radius of dominance in which the peak is the highest point. It can be calculated for small hills and islands as well as for major mountain peaks and can even be calculated for submarine summits.